supported by the National Natural Science Foundation of China (Nos. 11427806, 51471067, 51371081, 51171063, 51501059 and 51501060);the National Basic Research (973) Program of China (No. 2009CB623704);the Chinese Postdoctoral Science Foundation (No. 2015M582324);the Hunan Provincial Natural Science Foundation (No. 14JJ4052);the Science and Technology Project for Good Postdoctoral Education of China (No. 2015RS4020)
Three types of symmetric (1120) tilt low-angle grain boundaries (LAGBs) with array of basal, prismatic, and pyramidal edge full 〈a〉 dislocations in pure Mg have been studied by using the improved Peierls-Nabarro...
Projects(51371081,11427806,51471067,51171063) supported by the National Natural Science Foundation of China;Project(2009CB623704) supported by the National Basic Research Program of China
By employing atomic-resolution imaging and first principles energy calculations, the growth behavior of S-phase precipitates in a high strength A1-Cu-Mg alloy was investigated. It is demonstrated that the nucleation a...
financially supported by the National Natural Science Foundation of China(Nos.51371081, 11427806,51471067,51501059 and 51171063);the National Basic Research Program of China(No.2009CB623704)
The A1-Cu-Li-(Mg) alloy is a high-performance lightweight material strengthened by complex coexisting precipitates that form in the alloy upon thermal ageing. Using high-resolution (scanning) transmission electron...
supported by the National Basic Research Program of China(No.2009CB623704);the National Natural Science Foundation of China(Nos.51071064 and 51171063);the Nature Science Foundation of Hunan Province(Grant No. 09JJ6002);Instrumental Innovation Foundation of Hunan Province(No.2011TT1003);the Aid Program for Science and Technology Innovative Research Team in Higher Educational Institutions of Hunan Province
The coarsened grain boundaries (GBs) with vein-like morphology frequently appear in the nitrogen diffusion layer of nitrocarburized carbon steels. The electron probe X-ray microanalysis shows that such vein-like GBs...